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author | Subbaraya Sundeep <sundeep.lkml@gmail.com> | 2020-04-16 20:24:49 +0530 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2020-04-30 11:52:28 +0100 |
commit | 1c66437879654705bbf8099d9767594668c57ce8 (patch) | |
tree | 07bf6eb67cdb4c8c0847ebdcc262e996ef552827 /include | |
parent | 119a2ef1dce90ffa2b86a43fb190027fcc5cdb9a (diff) | |
download | qemu-1c66437879654705bbf8099d9767594668c57ce8.zip qemu-1c66437879654705bbf8099d9767594668c57ce8.tar.gz qemu-1c66437879654705bbf8099d9767594668c57ce8.tar.bz2 |
hw/net: Add Smartfusion2 emac block
Modelled Ethernet MAC of Smartfusion2 SoC.
Micrel KSZ8051 PHY is present on Emcraft's
SOM kit hence same PHY is emulated.
Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1587048891-30493-2-git-send-email-sundeep.lkml@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/hw/net/msf2-emac.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/hw/net/msf2-emac.h b/include/hw/net/msf2-emac.h new file mode 100644 index 0000000..37966d3 --- /dev/null +++ b/include/hw/net/msf2-emac.h @@ -0,0 +1,53 @@ +/* + * QEMU model of the Smartfusion2 Ethernet MAC. + * + * Copyright (c) 2020 Subbaraya Sundeep <sundeep.lkml@gmail.com>. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "hw/sysbus.h" +#include "exec/memory.h" +#include "net/net.h" +#include "net/eth.h" + +#define TYPE_MSS_EMAC "msf2-emac" +#define MSS_EMAC(obj) \ + OBJECT_CHECK(MSF2EmacState, (obj), TYPE_MSS_EMAC) + +#define R_MAX (0x1a0 / 4) +#define PHY_MAX_REGS 32 + +typedef struct MSF2EmacState { + SysBusDevice parent; + + MemoryRegion mmio; + MemoryRegion *dma_mr; + AddressSpace dma_as; + + qemu_irq irq; + NICState *nic; + NICConf conf; + + uint8_t mac_addr[ETH_ALEN]; + uint32_t rx_desc; + uint16_t phy_regs[PHY_MAX_REGS]; + + uint32_t regs[R_MAX]; +} MSF2EmacState; |